Tim O’Brien, author of “The Maine Roadshow: A Roadside Tour of the State’s History, Culture, Food, Funk and Oddities,” will discuss his process of touring the state and writing the book at 2 p.m. Sunday, June 25, at the Casco Public Library.

The library is located at 5 Leach Hill Road in Casco. Books will be available to be purchased and signed.

Visit the library’s Facebook page at facebook.com/cascolibrary for more information. Registration is not necessary.